Primarily it means unit cohesion: the cohesion of a unit, task force, or other military group.

Previously, personnel was managed on an individual basis in which soldiers were rotated without regard for the effect on unit cohesion.

Those who tried to take cover in the ditches were promptly left behind by the convoy rushing south, and unit cohesion instantly evaporated.

Equally, infantry of most 21st-century armies are still trained in formation manoeuvre and drill, as a way of instilling discipline and unit cohesion.

In the same manner, the game tracked fatigue levels, unit cohesion, level of command, casualties and other effects for every unit on the map.